1979-1980

1989 - 1990

1980

1960 - 1963

1970 - 1974

1956 - 1961, 1967 - 1973

1965 - 1978

1964 - 1965

1968

1965 -1966

1957-1960

1977-1994

1963

1980 - 1981

1970

1961 - 1965

1980

1970 & 1972

1959 - 1961

1977 - 1978

1959 - 1961

1965

1967 - 1979

1980 - 1982

1973 - 1985

1970

1973

1965

1962 - 1964

1976

1972

1974 - Present

1984 - 1989

1965

1977 - 1982

1965 - 1968

1967 - 1980

1976 - 1979

1974

1978

1974 - 1975

1968

1953 - 1961

1956 - 1959

1950-1994

1966 - 1982

1974

1980 - 1981

1967

1964 - 1966

1958

1974

1970 - 1974

1969 - 1976

1971 - 1973

1966 & 1968

1971 - 1973

1968 - 1972

1972 - 1974

1958

1957 - 1960

1962 - 1970

1965 - 1975

1972-1974

1964 - 1965

1959

1956 - 1957

1954-1960

1955 - 1967

1961 - 1968

1976 - 1977

1967 - 1969

1959 - 1968

1960 - 1962

1962 - 1974

1967 - 1971

1963 - 1970

1963 - 1966

1967 - 1973

1966

1964 - 1973

1975 - 1980

1984 - 1985